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As per your syllabus, the kelvin is defined by fixing which constant?
ASpeed of light c
BBoltzmann constant k
CAvogadro number N_A
DPlanck constant h
Answer & Solution
Correct answer: B. Boltzmann constant k
syllabus Table 1.1: kelvin defined via k = 1.380649 × 10⁻²³ J/K. Triple-point of water no longer used.
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